Non-Native Species in Great Britain: establishment, detection and reporting to inform effective decision making

Helen E. Roy, Jim Bacon, Bjorn Beckmann, Colin A. Harrower, Mark O. Hill, Nick J.B. Isaac, Chris D. Preston, Biren Rathod, Stephanie L. Rorke Centre for Ecology & Hydrology, Wallingford, Oxfordshire, OX10 8BB John H. Marchant, Andy Musgrove, David Noble British Trust for Ornithology Jack Sewell, Becky Seeley, Natalie Sweet, Leoni Adams, John Bishop Marine Biological Association Alison R. Jukes, Kevin J. Walker and David Pearman Botanical Society of the British Isles